Gas detector



FIG. 1 is a front view of the gas detector;

FIG. 2 is a back view of the gas detector;

FIG. 3 is a right side view of the gas detector;

FIG. 4 is a left side view of the gas detector;

FIG. 5 is a top view of the gas detector;

FIG. 6 is a bottom view of the gas detector; and,

FIG. 7 is a perspective view of the gas detector.

The portions of the gas detector shown in broken lines form no part ofthe claimed design.

CLAIM The ornamental design for a gas detector, as shown and described.